JavaScript-Developer-I Exam Question 26

Refer to the code below:
Const myFunction = arr => {
Return arr.reduce((result, current) =>{
Return result = current;
}, 10};
}
What is the output of this function when called with an empty array ?
  • JavaScript-Developer-I Exam Question 27

    Given the requirement to refactor the code above to JavaScript class format, which class definition is correct?

    A)

    B)

    C)

    D)
  • JavaScript-Developer-I Exam Question 28

    At Universal Containers, every team has its own way of copying JavaScript objects. The code snippet shows an Implementation from one team:

    What is the output of the code execution?
  • JavaScript-Developer-I Exam Question 29

    Given the code below:
    01 function GameConsole (name) {
    02 this.name = name;
    03 }
    04
    05 GameConsole.prototype.load = function(gamename) {
    06 console.log( ` $(this.name) is loading a game : $(gamename) ...`);
    07 )
    08 function Console 16 Bit (name) {
    09 GameConsole.call(this, name) ;
    10 }
    11 Console16bit.prototype = Object.create ( GameConsole.prototype) ;
    12 //insert code here
    13 console.log( ` $(this.name) is loading a cartridge game : $(gamename) ...`);
    14 }
    15 const console16bit = new Console16bit(' SNEGeneziz ');
    16 console16bit.load(' Super Nonic 3x Force ');
    What should a developer insert at line 15 to output the following message using the method ?
    > SNEGeneziz is loading a cartridge game: Super Monic 3x Force . . .
  • JavaScript-Developer-I Exam Question 30

    Why would a developer specify a package.jason as a developed forge instead of a dependency ?